rn-google-cast

React Native Google Cast

A React Native library to use Google Cast, based on react-native-google-cast

Getting started

$ npm install rn-google-cast --save

Installation

$ react-native link rn-google-cast

Notes:

• RN 0.60+ can use Autolinking
• tested only with RN 0.60+

Setup

Android

• Make sure the device you're using (also applies to emulators) has Google Play Services installed.

• Add this to your android/build.gradle:

  ...
  ext{
  ...
   castFrameworkVersion = "18.0.0"
  }
  ...

• Add this dependencies to your android/app/build.gradle:

  dependencies{
    ...
    implementation "com.google.android.gms:play-services-cast-framework:${rootProject.ext.castFrameworkVersion}"
  }

• Add to androidmanifest.xml:

    <manifest xmlns:android="http://schemas.android.com/apk/res/android"
  package="com.yourappid">
   
    <!-- Add this permissions -->
    <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
    <uses-permission android:name="android.permission.INTERNET" />
   
    <application ...>
    ...
   
    <!-- Add these lines after  <activity android:name="com.facebook.react.devsupport.DevSettingsActivity" /> -->
      <activity android:name="com.reactlibrary.components.RNExpandedCastControlsActivity" />
   
      <meta-data
        android:name="com.google.android.gms.cast.framework.OPTIONS_PROVIDER_CLASS_NAME"
        android:value="com.reactlibrary.RnGoogleCastOptionsProvider" />
    </application>
   
    </manifest>

• On your MainActivity.java:

    // default imports 
    ...
   
    // add these imports 
    import android.util.Log;
    import android.view.View;
    import android.view.WindowManager;
    import android.os.Bundle;
    import android.os.Build;
    import com.google.android.gms.cast.framework.CastContext;
    import androidx.annotation.Nullable;
   
    public class MainActivity extends ReactActivity {
    // getMainComponentName function 
    ...
        // Add this ! 
        @Override
        protected void onCreate(@Nullable Bundle savedInstanceState) {
            super.onCreate(savedInstanceState);
   
            // lazy load Google Cast context 
            try{
                CastContext.getSharedInstance(this);
            } catch(Exception e){
                Log.e("ERROR", e.toString());
            }
        }
    }

• Done!

iOS

• in your AppDelegate.m add: Google Cast SDK import

  #import <GoogleCast/GoogleCast.h>

  Aditional setup

  ...
  - (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions
  {
      ...
      // add this
   
      GCKDiscoveryCriteria *criteria = [[GCKDiscoveryCriteria alloc] initWithApplicationID:kGCKDefaultMediaReceiverApplicationID];
      GCKCastOptions* options = [[GCKCastOptions alloc] initWithDiscoveryCriteria:criteria];
      options.physicalVolumeButtonsWillControlDeviceVolume = YES; // add this row
      [GCKCastContext setSharedInstanceWithOptions:options];
   
      [GCKCastContext sharedInstance].useDefaultExpandedMediaControls = YES;
      return YES;
  }

• Done!

Usage

See example application